.zanwu {
  width: 30%;
  height: 30px;
  margin: 0 auto;
  text-align: center;
  margin-top: 220px;
}

.leftBox {
  width: 40%;
  height: 90%;
}

.rightBox {
  width: 35%;
  height: 90%;
}

.img1 {
  width: 100%;
  height: 760px;
}

.kBox {
  width: 100%;
  display: flex;
  justify-content: space-between;
}